Comparison
Biotin 1,000 mcg and Biotin 1,000 mcg
Biotin 1,000 mcg (Natrol) lists 2 distinct ingredients and Biotin 1,000 mcg (Windmill Natural Vitamins) 2 (rows of one ingredient counted once); 2 are on both labels. On the site's similarity measure, which compares ingredient lists (1 for the same list, rarer ingredients counting for more; amounts are not part of it), the two formulas score 1.00: the same ingredients, at the amounts in the table below.
| Ingredient | Biotin 1,000 mcg | Biotin 1,000 mcg |
|---|---|---|
| Calcium | 66 mg (5%) | 70 mg (5%) |
| Biotin | 1,000 mcg (3333%) | 1,000 mcg (3333%) |
Amounts are per serving as DSLD gives them: Biotin 1,000 mcg, 1 tablet; Biotin 1,000 mcg, 1 tablet. Current labels entered July 2025 and November 2023. Percentages of the Daily Value from 21 CFR 101.9. Source: NIH ODS Dietary Supplement Label Database.
Each product on its own
- Biotin 1,000 mcgNatrol: every row against all products listing it
- Biotin 1,000 mcgWindmill Natural Vitamins: every row against all products listing it